(First upload on April 13 2010. Last on December 17 2021) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Salicaceae (ヤナギ科) > Salix jessoensis
Salix L. (ヤナギ)Shiroyanagi (シロヤナギ, 白柳), Yezo willow*Lifeform: deciduous tree < 25 m high Distribution: northern Honshu and Hokkaido, Japan Habitat: riverfront (riparian) Seed dispersal: wind Synonyms:
Salix dolichostyla Seemen, recently accessed |
ssp. serissifolia (Kimura) H. Ohashi Kogomeyanagi (コゴメヤナギ, 小米柳) Distribution: endemic to Japan (Kanto, Chubu and Kinki District) Habitat: sunny riversides, wetlands Synonyms: Salix dolichostyla Seemen ssp. serissifolia (Kimura) H. Ohashi et H.Nakai, discarded f. pendula (Okuhara) H. Ohashi et H. Nakai (シダレコゴメヤナギ), discarded Salix serissifolia Kimura
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[1-3] near the Institute of Low Temperature Science, Hokkaido University, on October 6 2009. Thank Niiyama-san! [4-6] along Hirose River close to Sendai International Center, northern Honshu, on March 23 2016. [7] in Shin-Kotoni Jinja (Shrine), North Ward, Sapporo, on July 25 2020. [8] on a sandbar along Toyohira River, Sapporo, on July 14 2020. The specimen is kept in SAPS.
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[1-3] in Shojin River Streamside Park along a trail near Shojin Falls, Sapporo, on September 18 2021.
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[1/2] in the salicetums of Botanic Gardens, Tohoku University, Natural Monument Aobayama, northern Honshu, on March 22 2016. [Data] HB. 823. Salix serissaefolia Kimura. Nom Jap. コゴメヤナギ. Hab. Prov. Sagami-Kamakura. Coll. et Donat. Mr. Y. Hasegawa. Plant. 13 Mar. 1985-Jun. 1991. ⇒ bark (樹皮)